Beckhoff EL3112 2-Channel Analog Input Terminal
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Beckhoff EL3112 2-Channel Analog Input Terminal — 0–20 mA, Differential, 16-bit, EtherCAT, Distributed Clocks, 500 V Isolation, IP20, CE/UL/ATEX/IECEx, 12 × 100 × 68 mm. Current input terminal digitising 0–20 mA signals to 16-bit resolution with differential inputs and electrical isolation to the E-bus.
Available in stock — ships within 3 days after payment.
Product overview
| Part number | EL3112 |
| Product type | 2-channel analog current input terminal, EtherCAT |
| Signal current | 0–20 mA |
| Number of inputs | 2 (differential) |
| Resolution | 16 bit (incl. sign) |
| Measurement error | < ±0.3 % (relative to full scale value) |
| Conversion time | ~50 µs (fast mode: ~35 µs) |
| Input filter limit frequency | 5 kHz |
| Internal resistance | Typ. 85 Ω + diode voltage |
| Common-mode voltage (UCM) | max. 10 V |
| Surge voltage resistance | 35 V DC |
| Electrical isolation | 500 V (E-bus / signal voltage) |
| Distributed clocks | Yes |
| Power supply | Via E-bus |
| Current consumption (E-bus) | Typ. 170 mA |
| Bit width in process image | Inputs: 8 byte |
| Special features | Standard and compact process image, activatable FIR/IIR filters, limit value monitoring, overload detection |
| Degree of protection | IP20 |
| ATEX marking | II 3 G Ex nA IIC T4 Gc (ATEX) / Ex ec IIC T4 Gc (IECEx) |
| Approvals | CE, UL, ATEX, IECEx |
| EMC | EN 61000-6-2 (immunity) / EN 61000-6-4 (emission) |
| Vibration / shock resistance | EN 60068-2-6 / EN 60068-2-27 |
| Operating temperature | –25 to +60 °C |
| Storage temperature | –40 to +85 °C |
| Relative humidity | 95%, non-condensing |
| Connection cross-section | Solid/stranded: 0.08–2.5 mm² / Ferrule: 0.14–1.5 mm² (spring actuation) |
| Stripping length | 8–9 mm |
| Mounting | 35 mm DIN rail, EN 60715, double slot and key side-by-side |
| Dimensions (W × H × D) | 12 × 100 × 68 mm |
| Weight | Approx. 55 g |
| Housing material | Polycarbonate |
| Condition | New in original packaging (OVP) |
Applications
- Acquisition of 0–20 mA current loop signals from sensors and transducers in EtherCAT control systems
- Process value measurement in machine automation with time-synchronised sampling via Distributed Clocks
- Hazardous area installations requiring ATEX/IECEx-rated EtherCAT I/O terminals (Zone 2)
- Applications requiring configurable FIR/IIR filtering and programmable limit value monitoring with overload detection
Shipping
- Ships within 3 days after payment
- Secure packaging for safe delivery
- Free delivery within Germany
Warranty & compliance
- 12-month warranty included
- Product is fully compliant with EU industry standards
- VAT invoice included with every order
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